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For Kids
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Demonstrations 41  60 of 232
Expression Machine
How Triple Powers of Integers Begin and End
Adding Whole Numbers Graphically
Snails Counting Game
Distribution of Spore Custom Content
Dividing Circles, Rectangles, and Triangles into Equal Pieces
Ladybug Counting Game
Ten Year Calendar
Hinged Tessellations
Inflating a Dragon
Trick to Multiply by N1 in Base N
Disappearing Lines in a Rectangle
Disappearing Lines around a Circle
A Domino Puzzle
Number of Cubes Removed
Chebyshev Walking Machine
Number of Cannonballs in Piles of Different Shapes
Four in a Row
What Triangles Are in the Triangle?
Sum of Empty Skies for a Set of Planets
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